Home / 402,103.23-603,271.58-162,093.26

Finding the Fourth Proportional to 402,103.23, 603,271.58 and 162,093.26

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Solution

The fourth proportional to 402,103.23, 603,271.58 and 162,093.26 is: 243,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,103.23 : 603,271.58 = 162,093.26 : x
  2. Step 2: Convert to fraction form
    402,103.23/603,271.58 = 162,093.26/x
  3. Step 3: Cross multiply
    402,103.23x = 603,271.58 × 162,093.26
  4. Step 4: Simplify right side
    402,103.23x = 97,786,253,240.73
  5. Step 5: Solve for x
    x = 97,786,253,240.73/402,103.23
  6. Step 6: Final answer
    x = 243,186.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.